Home / 5,682.24-8,515.80-2,561.58

Finding the Fourth Proportional to 5,682.24, 8,515.80 and 2,561.58

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Solution

The fourth proportional to 5,682.24, 8,515.80 and 2,561.58 is: 3,838.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.24 : 8,515.80 = 2,561.58 : x
  2. Step 2: Convert to fraction form
    5,682.24/8,515.80 = 2,561.58/x
  3. Step 3: Cross multiply
    5,682.24x = 8,515.80 × 2,561.58
  4. Step 4: Simplify right side
    5,682.24x = 21,813,902.96
  5. Step 5: Solve for x
    x = 21,813,902.96/5,682.24
  6. Step 6: Final answer
    x = 3,838.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.